package exceptionHomework;

public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了...");
        try{
            String line="abc";
            System.out.println(Integer.parseInt(line));

            String line1="";
            System.out.println(line1.charAt(0));

            String line2=null;
            System.out.println(line2.length());

        }catch (NullPointerException e){
            System.out.println("出现了空指针异常并解决了");
        }catch (StringIndexOutOfBoundsException e){
            System.out.println("出现了下标题异常并解决了");
        }catch (Exception e){
            System.out.println("就是出了个错");
        }
    }
}
